In 2021, the U.S. state home to the most structurally deficient road bridges was Iowa, at 4,504 structurally deficient bridges in total. Pennsylvania is next, with around 3,198 such bridges.
Number of structurally deficient road bridges in the U.S. in 2021, by key state
Bridges are considered structurally deficient if significant load-carrying elements are found to be in poor or worse condition due to deterioration and/or damage, or the adequacy of the waterway opening provided by the bridge is determined to be extremely insufficient to the point of causing intolerable traffic interruptions.
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ARTBA. (April 5, 2022). Number of structurally deficient road bridges in the U.S. in 2021, by key state [Graph]. In Statista. Retrieved May 16, 2022, from https://www.statista.com/statistics/190420/number-of-us-structurally-deficient-road-bridges-2010/
ARTBA. "Number of structurally deficient road bridges in the U.S. in 2021, by key state." Chart. April 5, 2022. Statista. Accessed May 16, 2022. https://www.statista.com/statistics/190420/number-of-us-structurally-deficient-road-bridges-2010/
ARTBA. (2022). Number of structurally deficient road bridges in the U.S. in 2021, by key state. Statista. Statista Inc.. Accessed: May 16, 2022. https://www.statista.com/statistics/190420/number-of-us-structurally-deficient-road-bridges-2010/
ARTBA. "Number of Structurally Deficient Road Bridges in The U.S. in 2021, by Key State." Statista, Statista Inc., 5 Apr 2022, https://www.statista.com/statistics/190420/number-of-us-structurally-deficient-road-bridges-2010/
ARTBA, Number of structurally deficient road bridges in the U.S. in 2021, by key state Statista, https://www.statista.com/statistics/190420/number-of-us-structurally-deficient-road-bridges-2010/ (last visited May 16, 2022)
